Wireless controller



FIG. 1 is a top view of the wireless controller;

FIG. 2 is a bottom view of the wireless controller of FIG. 1;

FIG. 3 is a front view of the wireless controller of FIG. 1;

FIG. 4 is a back view of the wireless controller of FIG. 1;

FIG. 5 is a left side view of the wireless controller of FIG. 1;

FIG. 6 is a right side view of the wireless controller of FIG. 1; and,

FIG. 7 is a top perspective of the wireless controller of FIG. 1. 

The ornamental design for the wireless controller, as shown and described. 